Draft more properties

            colalign=("right", "left", "right", "right", "right"),

        )

    @property

    def total_income(self) -> Decimal:

        pass

    @property

    def total_expenses(self) -> Decimal:

        return sum(po.amount for po in self.payment_orders)

    @property

    def balance(self) -> Decimal:

        return self.total_income - self.total_expenses

    @classmethod

    def from_files(cls, payment_orders_path: Path, budget_plan_path: Path) -> Self:

        budget_plan = load_pdf(budget_plan_path)